so it's bigger than any one technology that might be used. but, no, i'm not totally comfortable yet, martin. i still wonder if we need some kind of internal executive branch but totally independent check. in other words, some kind of a special court or a special counsel who has independent authority to stop a strike or at least advise strongly against it and require additional vetting. i'm not sure we're totally at the place we need to be on this. it's understandable it would be hard and it's understandable we don't want to have completely open scrutiny outside of the executive branch when it's a war-time operation, but i'm still groping for the right answer. >> karen, i want to play an exchange between marco rubio and mr. brennan. it's an he can change that starts with mr. rubio demanding answers for why the u.s. was not able to interrogate a suspect in the benghazi attacks, and he was briefly held by tunisia. take a listen to this. >> tunisians did not have a basis in their law to hold him. >> so they released him. >> they did. >> where is